isotonig defined in 1951 yearisotonig - isotonig;
isotonig - (Of a solution), having a concentration such that it neither gains nor loses water by osmosis when separated by a semi-permeable membrane from a specified other solution. When the membrane and the other solution are unspecified, they are taken to be the plasma-membranes and interior of cells respectively. Compare with: Hypertonic, Hypotonic.
near isotonig in Knolik
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